Rotary cutting head for a lawn trimmer



FIG. 1 is a perspective view of a rotary cutting head for lawn trimmer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof, the rear being identical in appearance; and

FIG. 5 is a side elevational view thereof, the opposite side being identical in appearance. 

The ornamental design for a rotary cutting head for a lawn trimmer, as shown and described. 